package com.ovopark.firecar.utils;


import android.content.Context;
import android.content.SharedPreferences;
import android.util.Base64;


import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

/**
 * Created by SensYang on 2019/02/27 10:32
 */

public class SpUtils {


    public SpUtils() {
        /* cannot be instantiated */
        throw new UnsupportedOperationException("cannot be instantiated");
    }

    public static final String FILE_NAME = "ma_object";

//    public static String put(String key, Object object){
//        SharedPreferences sp = AppApplication.getInstance().getApplicationContext().getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
//        SharedPreferences.Editor editor = sp.edit();
//
//        if (object instanceof String) {
//            editor.putString(key, (String) object);
//        } else if (object instanceof Integer) {
//            editor.putInt(key, (Integer) object);
//        } else if (object instanceof Boolean) {
//            editor.putBoolean(key, (Boolean) object);
//        } else if (object instanceof Float) {
//            editor.putFloat(key, (Float) object);
//        } else if (object instanceof Long) {
//            editor.putLong(key, (Long) object);
//        } else {
//            editor.putString(key, object.toString());
//        }
//
//        SpUtils.SharedPreferencesCompat.apply(editor);
//        return key;
//    }


    public static String put(Context context, String key, Object object) {

        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = sp.edit();

        if (object instanceof String) {
            editor.putString(key, (String) object);
        } else if (object instanceof Integer) {
            editor.putInt(key, (Integer) object);
        } else if (object instanceof Boolean) {
            editor.putBoolean(key, (Boolean) object);
        } else if (object instanceof Float) {
            editor.putFloat(key, (Float) object);
        } else if (object instanceof Long) {
            editor.putLong(key, (Long) object);
        } else {
            editor.putString(key, object.toString());
        }

        SpUtils.SharedPreferencesCompat.apply(editor);
        return key;
    }
//
//    public static Object get(String key, Object defaultObject){
//        SharedPreferences sp = AppApplication.getInstance().getApplicationContext().getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
//
//        if (defaultObject instanceof String) {
//            return sp.getString(key, (String) defaultObject);
//        } else if (defaultObject instanceof Integer) {
//            return sp.getInt(key, (Integer) defaultObject);
//        } else if (defaultObject instanceof Boolean) {
//            return sp.getBoolean(key, (Boolean) defaultObject);
//        } else if (defaultObject instanceof Float) {
//            return sp.getFloat(key, (Float) defaultObject);
//        } else if (defaultObject instanceof Long) {
//            return sp.getLong(key, (Long) defaultObject);
//        }
//
//        return null;
//    }

    public static Object get(Context context, String key, Object defaultObject) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);

        if (defaultObject instanceof String) {
            return sp.getString(key, (String) defaultObject);
        } else if (defaultObject instanceof Integer) {
            return sp.getInt(key, (Integer) defaultObject);
        } else if (defaultObject instanceof Boolean) {
            return sp.getBoolean(key, (Boolean) defaultObject);
        } else if (defaultObject instanceof Float) {
            return sp.getFloat(key, (Float) defaultObject);
        } else if (defaultObject instanceof Long) {
            return sp.getLong(key, (Long) defaultObject);
        }

        return null;
    }

    public static void remove(Context context, String key) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = sp.edit();
        editor.remove(key);
        SpUtils.SharedPreferencesCompat.apply(editor);
    }

    public static void clear(Context context) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        SharedPreferences.Editor editor = sp.edit();
        editor.clear();
        SpUtils.SharedPreferencesCompat.apply(editor);
    }

    public static boolean contains(Context context, String key) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        return sp.contains(key);
    }

    public static Map<String, ?> getAll(Context context) {
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        return sp.getAll();
    }

    private static class SharedPreferencesCompat {
        private static final Method sApplyMethod = findApplyMethod();
        @SuppressWarnings({"unchecked", "rawtypes"})
        private static Method findApplyMethod() {
            try {
                Class clz = SharedPreferences.Editor.class;
                return clz.getMethod("apply");
            } catch (NoSuchMethodException e) {
            }

            return null;
        }

        public static void apply(SharedPreferences.Editor editor) {
            try {
                if (sApplyMethod != null) {
                    sApplyMethod.invoke(editor);
                    return;
                }
            } catch (IllegalArgumentException e) {
            } catch (IllegalAccessException e) {
            } catch (InvocationTargetException e) {
            }
            editor.commit();
        }
    }

//    public static void putBean(String key , Object obj){
//        putBean(AppApplication.getInstance().getApplicationContext(),key,obj);
//    }

    public static void putBean(Context context, String key, Object obj) {
        if (obj instanceof Serializable) {
            try {
                ByteArrayOutputStream baos = new ByteArrayOutputStream();
                ObjectOutputStream oos = new ObjectOutputStream(baos);
                oos.writeObject(obj);
                String string64 = new String(Base64.encode(baos.toByteArray(),
                        0));
                SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
                SharedPreferences.Editor editor = sp.edit();
                editor.putString(key, string64).commit();
            } catch (IOException e) {
                e.printStackTrace();
            }
        } else {
            throw new IllegalArgumentException(
                    "the obj must implement Serializble");
        }
    }

//    public static Object getBean(String key){
//        return getBean(AppApplication.getInstance().getApplicationContext(),key);
//    }

    public static Object getBean(Context context, String key) {
        Object obj = null;
        SharedPreferences sp = context.getSharedPreferences(FILE_NAME, Context.MODE_PRIVATE);
        try {
            String base64 = sp.getString(key, "");
            if (base64.equals("")) {
                return null;
            }
            byte[] base64Bytes = Base64.decode(base64.getBytes(), 1);
            ByteArrayInputStream bais = new ByteArrayInputStream(base64Bytes);
            ObjectInputStream ois = new ObjectInputStream(bais);
            obj = ois.readObject();
        } catch (Exception e) {
            e.printStackTrace();
        }
        return obj;
    }

    /**
     * 存储List<String>
     *
     * @param context
     * @param key
     *            List<String>对应的key
     * @param strList
     *            对应需要存储的List<String>
     */
    public static void putStrListValue(Context context, String key,
                                       List<String> strList) {
        if (null == strList) {
            return;
        }
        // 保存之前先清理已经存在的数据，保证数据的唯一性
        removeStrList(context, key);
        int size = strList.size();
        putIntValue(context, key + "size", size);
        for (int i = 0; i < size; i++) {
            putStringValue(context, key + i, strList.get(i));
        }
    }

    /**
     * 存储数据(String)
     *
     * @param context
     * @param key
     * @param value
     */
    private static void putStringValue(Context context, String key, String value) {
        SharedPreferences.Editor sp = context.getSharedPreferences(SETTING, Context.MODE_PRIVATE)
                .edit();
        sp.putString(key, value);
        sp.commit();
    }

    /**
     * 取出数据（int)
     *
     * @param context
     * @param key
     * @param defValue
     *            默认值
     * @return
     */
    private static int getIntValue(Context context, String key, int defValue) {
        SharedPreferences sp = context.getSharedPreferences(SETTING,
                Context.MODE_PRIVATE);
        int value = sp.getInt(key, defValue);
        return value;
    }

    /**
     * 取出数据（String)
     *
     * @param context
     * @param key
     * @param defValue
     *            默认值
     * @return
     */
    private static String getStringValue(Context context, String key,
                                         String defValue) {
        SharedPreferences sp = context.getSharedPreferences(SETTING,
                Context.MODE_PRIVATE);
        String value = sp.getString(key, defValue);
        return value;
    }

    /**
     * 取出List<String>
     *
     * @param context
     * @param key
     *            List<String> 对应的key
     * @return List<String>
     */
    public static List<String> getStrListValue(Context context, String key) {
        List<String> strList = new ArrayList<String>();
        int size = getIntValue(context, key + "size", 0);
        //Log.d("sp", "" + size);
        for (int i = 0; i < size; i++) {
            strList.add(getStringValue(context, key + i, null));
        }
        return strList;
    }

    /**
     * 清空List<String>所有数据
     *
     * @param context
     * @param key
     *            List<String>对应的key
     */
    public static void removeStrList(Context context, String key) {
        int size = getIntValue(context, key + "size", 0);
        if (0 == size) {
            return;
        }
        remove(context, key + "size");
        for (int i = 0; i < size; i++) {
            remove(context, key + i);
        }
    }

    /**
     * @Description TODO 清空List<String>单条数据
     * @param context
     * @param key
     *            List<String>对应的key
     * @param str
     *            List<String>中的元素String
     */
    public static void removeStrListItem(Context context, String key, String str) {
        int size = getIntValue(context, key + "size", 0);
        if (0 == size) {
            return;
        }
        List<String> strList = getStrListValue(context, key);
        // 待删除的List<String>数据暂存
        List<String> removeList = new ArrayList<String>();
        for (int i = 0; i < size; i++) {
            if (str.equals(strList.get(i))) {
                if (i >= 0 && i < size) {
                    removeList.add(strList.get(i));
                    remove(context, key + i);
                    putIntValue(context, key + "size", size - 1);
                }
            }
        }
        strList.removeAll(removeList);
        // 删除元素重新建立索引写入数据
        putStrListValue(context, key, strList);
    }

    /**
     * 存储数据(Int)
     *
     * @param context
     * @param key
     * @param value
     */
    private static void putIntValue(Context context, String key, int value) {
        SharedPreferences.Editor sp = context.getSharedPreferences(SETTING, Context.MODE_PRIVATE)
                .edit();
        sp.putInt(key, value);
        sp.commit();
    }



    /** 数据存储的XML名称 **/
    public final static String SETTING = "SharedPrefsStrList";
}